Nikolas
Created page with "Protein kinase A (PKA) is the major downstream effector of many hormones, including glucagon, epinephrine, vasopressin, and neurotransmitters. The figure below shows multiple actions of PKA, but note that no single hormone effectuates all these changes. Glucagon and epinephrine mediate most of them. The effect of <abbr>PKA</abbr> on Aquaporin 2 and K+-channel is ''not'' activated by glucagon or epinephrine, but by vasopressin and neurotransmitters, respectively! File:P..."
